// JavaScript Document
(function($) {
    $.widget("ui.combobox", {
        _create: function() {
            var input,
                    self = this,
                    select = this.element.hide(),
                    selected = select.children(":selected"),
                    value = selected.val() ? selected.text() : "",
                    wrapper = this.wrapper = $("<span>")
                    .addClass("ui-combobox")
                    .insertAfter(select);

            input = $("<input>")
                    .appendTo(wrapper)
                    .val(value)
                    .addClass("ui-state-default ui-combobox-input")
                    .autocomplete({
                        delay: 0,
                        minLength: 0,
                        source: function(request, response) {
                            var matcher = new RegExp($.ui.autocomplete.escapeRegex(request.term), "i");
                            response(select.children("option").map(function() {
                                var text = $(this).text();
                                if (this.value && (!request.term || matcher.test(text)))
                                    return {
                                        label: text.replace(
                                                new RegExp(
                                                        "(?![^&;]+;)(?!<[^<>]*)(" +
                                                        $.ui.autocomplete.escapeRegex(request.term) +
                                                        ")(?![^<>]*>)(?![^&;]+;)", "gi"
                                                        ), "<strong>$1</strong>"),
                                        value: text,
                                        option: this
                                    };
                            }));
                        },
                        select: function(event, ui) {

                            ui.item.option.selected = true;
                            $(this).trigger("change");
                            self._trigger("selected", event, {
                                item: ui.item.option
                            });


                        },
                        change: function(event, ui) {// cuando cambio el foco a otro lado
                            if (!ui.item) {

                                var matcher = new RegExp("^" + $.ui.autocomplete.escapeRegex($(this).val()) + "$", "i"),
                                        valid = false;
                                select.children("option").each(function() {
                                    if ($(this).text().match(matcher)) {
                                        this.selected = valid = true;
                                        return false;
                                    }
                                });
                                if (!valid) {
                                    // remove invalid value, as it didn't match anything
                                    $(this).val("");
                                    select.val("");
                                    input.data("autocomplete").term = "";
                                    return false;
                                }
                            }

                            autoComNota($(this), $(this).val().split("."))

                            $(this).parents("td").attr("aria-calif", $(this).val());
                            id_fil = $(this).parents("tr").attr("aria-value")
                            cal_final(id_fil);
                        }
                    })
                    .addClass("ui-widget ui-widget-content ui-corner-left");

            input.bind('keydown.autocomplete', function(event) {
                var elem = $(this);
                if (self.options.disabled || self.element.attr("readonly")) {
                    return;
                }
                //alert("s")
                suppressKeyPress = false;
                var keyCode = $.ui.keyCode;
                //alert(event.keyCode);
                switch (event.keyCode) {
                    case 39:

                        break;
                    case keyCode.TAB:

                        autoComNota($(this), $(this).val().split("."))
                        id_fil = $(this).parents("tr").attr("aria-value")
                        cal_final(id_fil);

                        elem = $(this).parents("td");
                        if (elem.attr("aria-nota-orig") == "9999") {
                            //alert("qqqq - " + $.trim($(this).val()).length )

                            if ($.trim($(this).val()).length != 0) {
                                //alert(elem.attr("id"))
                                elem.attr("aria-nota-orig", $(this).val())
                                elem.attr("aria-checked-nota", "true");
                            }
                        } else if (elem.attr("aria-nota-orig") == $(this).val()) {
                            elem.attr("aria-checked-nota", "false");
                        } else {
                            elem.attr("aria-checked-nota", "true");
                        }
                        break;
                }

            });


            input.data("autocomplete")._renderItem = function(ul, item) {
                return $("<li></li>")
                        .data("item.autocomplete", item)
                        .append("<a>" + item.label + "</a>")
                        .appendTo(ul);
            };

            $("<a>")
                    .attr("tabIndex", -1)
                    .attr("title", "Show All Items")
                    .appendTo(wrapper)
                    .button({
                        icons: {
                            primary: "ui-icon-triangle-1-s"
                        },
                        text: false
                    })
                    .removeClass("ui-corner-all")
                    .addClass("ui-corner-right ui-combobox-toggle")
                    .click(function() {
                        // close if already visible
                        if (input.autocomplete("widget").is(":visible")) {
                            input.autocomplete("close");
                            return;
                        }

                        // work around a bug (likely same cause as #5265)
                        $(this).blur();

                        // pass empty string as value to search for, displaying all results
                        input.autocomplete("search", "");
                        input.focus();
                    });
        },
        destroy: function() {
            this.wrapper.remove();
            this.element.show();
            $.Widget.prototype.destroy.call(this);
        }
    });
})(jQuery);